rename CFG_ENV macros to CONFIG_ENV

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/include/configs/ep8248.h b/include/configs/ep8248.h
index 54484ad..d8f1aaf 100644
--- a/include/configs/ep8248.h
+++ b/include/configs/ep8248.h
@@ -217,8 +217,8 @@
 #define CONFIG_ENV_IS_IN_FLASH
 
 #ifdef CONFIG_ENV_IS_IN_FLASH
-#define CFG_ENV_SECT_SIZE	0x20000
-#define CFG_ENV_ADDR		(CFG_MONITOR_BASE + CFG_MONITOR_LEN)
+#define CONFIG_ENV_SECT_SIZE	0x20000
+#define CONFIG_ENV_ADDR		(CFG_MONITOR_BASE + CFG_MONITOR_LEN)
 #endif /* CONFIG_ENV_IS_IN_FLASH */
 
 #define CFG_DEFAULT_IMMR	0x00010000